Cal Water completes Palm Mutual acquisition to serve 250 residents
California Water Service completed the acquisition of Palm Mutual Water Company’s assets to serve 250 residents through 63 connections. The CPUC approved the deal in December 2025. Cal Water plans infrastructure upgrades to ensure water quality and reliability.
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California Water Service has completed the purchase of Palm Mutual Water Company’s water system assets, following approval by the California Public Utilities Commission. The acquisition allows Cal Water to begin serving approximately 250 residents through 63 residential customer connections in its Bakersfield District. The company plans to upgrade the system’s infrastructure to support long-term water quality and reliability.
The Palm Mutual system is located two miles from Cal Water’s Northeast Bakersfield Treatment Plant. Previously, Palm Mutual did not own or operate its own sources of supply and was served by Cal Water through a master meter interconnection. The acquisition agreement was initially signed in May 2025, with regulatory approval granted in December 2025.
Cal Water’s Bakersfield District currently serves about 445,600 people through approximately 120,000 service connections. This includes its own system and the City of Bakersfield water system, which it operates. California Water Service is the largest subsidiary of California Water Service Group and is regulated by the CPUC.
Operational Details
The integration of the Palm Mutual system into Cal Water’s operations aims to provide customers with safe, clean, reliable, and affordable water. The company emphasized that the acquisition aligns with its purpose to enhance the quality of life for customers and communities.
| Metric | Value |
|---|---|
| Residents served | 250 |
| Residential connections | 63 |
| Distance to treatment plant | 2 miles |
| Bakersfield District population served | 445,600 |
| Bakersfield District service connections | 120,000 |
Company Overview
California Water Service provides water utility services to more than 2.1 million people statewide through 500,000 service connections. The utility invests in water and wastewater infrastructure, sustainability initiatives, and community well-being. Cal Water employs 1,200 people and has been recognized for its corporate responsibility and workplace culture.
What is the estimated cost and timeline for the planned infrastructure upgrades to the Palm Mutual system?
Will this acquisition trigger a rate case for the Bakersfield District to recover integration and improvement costs?
Does Cal Water plan to pursue similar acquisitions of other small mutual water companies lacking their own supply sources?
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